95%, 96%, 99% Alumina Ceramic Rod for Ignition Electrode

• Color: White,Pink or Ivory
• Application: Industrial Ceramic
• Transport Package: Standard Export Carton, Loaded on The Pallet
• Model NO.: rod
• Specification: SGS
• Trademark: ZALY
• Origin: China
• HS Code: 690919000
• Production Capacity: 100ton/Month

Product Description

It is featured in high temperature resistance, good conduction of heat, heat sock resistance and chemical stability.

Type:
Refractory Ceramic Crucible
Alumina ceramic crucible
Refractory Ceramic Crucible

Special features:
Extreme purity
High Resistance to corrosion
Good thermal conductivity
Stability in oxidising and reducing atmospheres.
Ultra high vacuum resistance
Stability at high temperatures
Exceptional surface finish.
Application

Crucibles are mainly used for founding and smelting of nonferrous metals, gas producer, Carburization, quenching and other special technologies. It is featured in high temperature resistance, good conduction of heat, heat sock resistance and chemical stability.

Alumina Ceramics Properties
Alumina Content	Unit	95%	99%
Density	g/cm3	3.6	3.8
Water absorption	%	<0.4	<0.2
Firing temperature	°C	1600	1800
Hardness	HRA	70	80
Coefficient of linear expansion	*10-6/°C	5.5	5.3
Dielectric constant		9	10.5
Volume resistivity	Ω·cm	-	1013
Breakdown voltage	KV/mm	14	15
Breaking strength	Mpa	250	300

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